Space Weather Today

Current Views of the Sun and the Aurora

An image of the Sun's invisible outer layers (He I at 1083.0 nm), UT. Courtesy of the National Solar Observatory/Kitt Peak, NOAO.

Signal light reflects the general level of space weather disturbance near Earth. (Click on the signal light for more details on how the disturbance level is determined.)

Earth's aurora viewed with the Visible Imaging System onboard the Polar spacecraft. This is the best of yesterday's images--current views are also available. Courtesy of Dr. Louis A. Frank and Dr. John B. Sigwarth at University of Iowa and NASA